Proses Helix Systems are designed to move your trains smoothly and reliably between levels. Choose from our standard helix models or let us create a fully customized helix tailored to your layout. From compact layouts to large-scale projects, Proses helices offer smooth operation, precise geometry, and dependable performance. Smart engineering. Clean design. The Proses way. 🚆 Standard & custom helix solutions ⚙️ Precision engineered components 🔩 Designed by model railroaders — for model railro